an emission factor is a tool that is used to estimate air pollutant emissions to the atmosphere. it relates the quantity of pollutants released from a source to some activities associated with those emissions. to determine the quantity of pollutant released from copper and its alloys smelting furnaces, 63 samples from emission gases were collected on cellulose ester membrane filters in three 8-...

introduction: it is important that biological and health effects from the induction of currents and fields in the body by extremely low frequency (elf) fields are fully explored to determine the effects produced at the molecular, cellular and organ levels. the objective of this study was to evaluate the intensity of elf electromagnetic fields and its probable relationship with hematological cha...

The energy consumption of Korea’s manufacturing sector has sharply increased over the past 20 years. This paper decomposes the factors influencing energy consumption in this sector using the logarithmic mean Divisia index (LMDI) method and analyzes the specific characteristics of energy consumption from 1991 to 2011. The analysis reveals that the activity effect played a major role in increasin...

The trend in the industry T H E MINERAL-PROCESSING INDUSTRY is , and will remain, very sensitive to the metal market, which in turn is very dependent on the use of metals for the improvement of lifestyle in developing and developed countries. An assumption is made that the weapons industry will have a reduced effect in the future on the use of metals, and therefore on prices. The cost of metal ...

CPB has issued a data book of 18 manufacturing branches in the Netherlands, covering the second half of the 20th century. The data book contains annual profitand loss accounts by branches of industry in nominal values, and split into volume and price components. This note describes the contents of the data book. Some trends illustrate interesting opportunities to apply the dataset Introduction ...